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gcc: add mold variant to use mold by default (#44117)

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Mikael Simberg 2024-06-04 16:46:01 +02:00 committed by GitHub
parent 89a0c9f4b3
commit b021b12043
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1 changed files with 10 additions and 0 deletions
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var/spack/repos/builtin/packages/gcc/package.py
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@ -130,6 +130,7 @@ class Gcc(AutotoolsPackage, GNUMirrorPackage, CompilerPackage):
description="Compilers and runtime libraries to build",
)
variant("binutils", default=False, description="Build via binutils")
variant("mold", default=False, description="Use mold as the linker by default", when="@12:")
variant(
"piclibs", default=False, description="Build PIC versions of libgfortran.a and libstdc++.a"
)
@ -194,6 +195,7 @@ class Gcc(AutotoolsPackage, GNUMirrorPackage, CompilerPackage):
depends_on(
"binutils+gas+ld+plugins~libiberty", when="+binutils", type=("build", "link", "run")
)
depends_on("mold", when="+mold")
depends_on("zip", type="build", when="languages=java")
# The server is sometimes a bit slow to respond
@ -977,6 +979,14 @@ def write_specs_file(self):
# programs search path
if self.spec.satisfies("+binutils"):
f.write(f"*self_spec:\n+ -B{self.spec['binutils'].prefix.bin}\n\n")
# set -fuse-ld=mold as the default linker when +mold
if self.spec.satisfies("+mold"):
f.write(
f"*self_spec:\n+ -B{self.spec['mold'].prefix.bin} "
"%{!fuse-ld*:-fuse-ld=mold}\n\n"
)
set_install_permissions(specs_file)
tty.info(f"Wrote new spec file to {specs_file}")